| 1. | Today these particles lead to auroral displays . 如今粒子导致极光出现。 |
| 2. | The fluctuation in range is called straggling . 粒子射程的涨落称为歧离。 |
| 3. | Both of these particles can produce ion pairs . 这两种粒子都能产生离子对。 |
| 4. | The particles have fooled us on both counts . 粒子在这两方面都愚弄了我们。 |
| 5. | The total volume of the particles is negligible . 粒子的总体积是微乎其微的。 |
| 6. | The creation of material particles requires energy . 物质粒子的产生需要能量。 |
| 7. | This particle has a very small mass . 这种粒子的质量很小。 |
| 8. | This sister particle is usually called an antiparticle . 姐妹粒子通常称为反粒子。 |
| 9. | The particles will be deposited on horizontal surface . 这些粒子将沉淀在水平面上。 |
| 10. | Particles are moved in lanes at different speeds . 粒子在气道中以不同的速度移动着。 |